<html>
<head>
    <meta charset="UTF-8">
    <link href="./static/assets/global/plugins/bootstrap/css/bootstrap.min.css" rel="stylesheet" type="text/css"/>
    <link href="./static/assets/global/css/components.css" rel="stylesheet" type="text/css"/>
    <link href="./static/assets/admin/pages/css/login.css" rel="stylesheet" type="text/css"/>
    <script src="./static/assets/global/plugins/jquery-1.11.0.min.js" type="text/javascript"></script>
    <script src="./gethost.js" type="text/javascript"></script>
</head>

<body class="login">
<div class="content">
    <h3 class="form-title">商品详情</h3>
    <div id="promoStartDateContainer" class="form-group">
        <label style="color:red" id="promoStatus" class="control-label">秒杀开始时间</label>
        <div>
            <label style="color:red" class="control-label" id="promoStartDate"/>
        </div>
    </div>
    <div class="form-group">
        <div>
            <label class="control-label" id="title"/>
        </div>
    </div>
    <div class="form-group">
        <label class="control-label">商品描述</label>
        <div>
            <label class="control-label" id="description"/>
        </div>
    </div>
    <div id="normalPriceContainer" class="form-group">
        <label class="control-label">价格</label>
        <div>
            <label class="control-label" id="price"/>
        </div>
    </div>
    <div id="promoPriceContainer" class="form-group">
        <label style="color:red" class="control-label">秒杀价格</label>
        <div>
            <label style="color:red" class="control-label" id="promoPrice"/>
        </div>
    </div>
    <div class="form-group">
        <div>
            <img style="width:200px;height:auto" id="imgUrl"/>
        </div>
    </div>
    <div class="form-group">
        <label class="control-label">库存</label>
        <div>
            <label class="control-label" id="stock"/>
        </div>
    </div>
    <div class="form-group">
        <label class="control-label">销量</label>
        <div>
            <label class="control-label" id="sales"/>
        </div>
    </div>
    <div class="form-actions">
        <button class="btn blue" id="createorder" type="submit">
            下单
        </button>
    </div>
    <div id="verifyDiv" style="display: none" class="form-actions" >
        <img src=""/>
        <input id="verifyContent" type="text" value=""/>
        <button class="btn blue" id="verifyButton" type="submit">
            验证
        </button>
    </div>
</div>


</body>


<script>

    /**
     * 获得 url 路径上的参数
     * @param paramName
     */
    function getParam(paramName) {
        paramValue = "", isFound = !1;
        if (this.location.search.indexOf("?") == 0 && this.location.search.indexOf("=") > 1) {
            arrSource = unescape(this.location.search).
            substring(1, this.location.search.length).split("&"), i = 0;
            while (i < arrSource.length && !isFound)
                arrSource[i].indexOf("=") > 0
            && arrSource[i].split("=")[0].toLowerCase() == paramName.toLowerCase()
            && (paramValue = arrSource[i].split("=")[1], isFound = !0), i++
        }
        return paramValue == "" && (paramValue = null), paramValue
    }

    var g_itemVO = {};


    jQuery(document).ready(function () {
        $("#verifyButton").on("click",function () {
            var token = window.localStorage["token"];
            let data={
                    "itemId":g_itemVO.id,
                    "promoId":g_itemVO.promoId,
                    "verifyCode":$("#verifyContent").val()
                }

            console.log("verifyButton  data")
            console.log(data)
            $.ajax({
                type:"POST",
                contentType:"application/x-www-form-urlencoded",
                url:"http://"+g_host+"/order/generatetoken?token="+token,
                data:data,
                xhrFields:{withCredentials:true},
                success:function(data){
                    if(data.status == "success"){
                        var promoToken = data.data;
                        $.ajax({
                            type:"POST",
                            contentType:"application/x-www-form-urlencoded",
                            url:"http://"+g_host+"/order/createorder?token="+token,
                            data:{
                                "itemId":g_itemVO.id,
                                "amount":1,
                                "promoId":g_itemVO.promoId,
                                "promoToken":promoToken
                            },
                            xhrFields:{withCredentials:true},
                            success:function(data){
                                if(data.status == "success"){
                                    alert("下单成功");
                                    window.location.reload();
                                }else{
                                    alert("下单失败，原因:"+data.data.errMsg);
                                    if(data.data.errCode == 20003){
                                        window.location.href="login.html";
                                    }
                                }
                            },
                            error:function(data){
                                alert("下单失败，原因:"+data.responseText);
                            }
                        });


                    }else{
                        alert("获取令牌失败，原因:"+data.data.errMsg);
                        if(data.data.errCode == 20003){
                            window.location.href="login.html";
                        }
                    }
                },
                error:function(data){
                    alert("获取令牌失败，原因为"+data.responseText);
                }
            });
        });
        $("#createorder").on("click", function () {
            var token = window.localStorage["token"];
            if(token == null){
                alert("没有登陆，不能下单");
                window.location.href="login.html";
                return false;
            }

            let src="http://"+g_host+"/order/generateverifycode?token="+token
            $("#verifyDiv img").attr("src","http://"+g_host+"/order/generateverifycode?token="+token);
            $("#verifyDiv").show();
        });

        //获取商品详情
        $.ajax({
            type: "GET",
            url: "http://" + g_host + "/item/get",
            data: {
                "id": getParam("id"),
            },
            xhrFields: {withCredentials: true},
            success: function (data) {
                if (data.status == "success") {
                    g_itemVO = data.data;
                    console.log("获取到数据之后")
                    console.log("g_itemVO")
                    console.log(g_itemVO)
                    reloadDom();
                    setInterval(reloadDom, 1000);
                } else {
                    alert("获取信息失败，原因:" + data.data.errMsg);
                }
            },
            error: function (data) {
                alert("获取信息失败，原因:" + data.responseText);
            }
        });


    });

    function reloadDom() {
        $("#title").text(g_itemVO.title);
        $("#description").text(g_itemVO.description);
        $("#stock").text(g_itemVO.stock);
        $("#price").text(g_itemVO.price);
        $("#imgUrl").attr("src", g_itemVO.imgUrl);
        $("#sales").text(g_itemVO.sales);
        if (g_itemVO.promoStatus == 1) {
            //秒杀活动还未开始
            var startTime = g_itemVO.startDate.replace(new RegExp("-", "gm"), "/");
            startTime = (new Date(startTime)).getTime();
            var nowTime = Date.parse(new Date());
            var delta = (startTime - nowTime) / 1000;

            if (delta <= 0) {
                //活动开始了
                g_itemVO.promoStatus = 2;
                reloadDom();
            }
            $("#promoStartDate").text("秒杀活动将于： " + g_itemVO.startDate + " 开始售卖 倒计时：" + delta + " 秒");
            $("#promoPrice").text(g_itemVO.promoPrice);

            $("#createorder").attr("disabled", true);
        } else if (g_itemVO.promoStatus == 2) {
            //秒杀活动正在进行中
            $("#promoStartDate").text("秒杀正在进行中");
            $("#promoPrice").text(g_itemVO.promoPrice);

            $("#createorder").attr("disabled", false);
            $("#normalPriceContainer").hide();
        } else {
            $("#promoStartDateContainer").hide();
            $("#promoPriceContainer").hide();
        }
    }


</script>


</html>
